my write ups during the ctf & after the ctf
공부겸 오피셜 롸업 보고 풀어서 내용들을 추가했습니다.
Forensic
CyberChef
gchq.github.io
SAM은 있는데 SYSTEM이 없네...;;
다른 방법을 찾아야 한다.
이 내용이 힌트였다.
저 내용만 가지고 temp 에 있는 lsass.DMP를 찾아내야 했다..
CrackStation - Online Password Hash Cracking - MD5, SHA1, Linux, Rainbow Tables, etc.
Free Password Hash Cracker Enter up to 20 non-salted hashes, one per line: Supports: LM, NTLM, md2, md4, md5, md5(md5_hex), md5-half, sha1, sha224, sha256, sha384, sha512, ripeMD160, whirlpool, MySQL 4.1+ (sha1(sha1_bin)), QubesV3.1BackupDefaults How Crack
crackstation.net
아 왜 이거 아님
여기 있는 이 stargazer.jpg를 사용해야되는 문제였다.
여기서 이 문자열을 패스워드로 해서
steghide를 돌리면 플래그가 나오는 문제였다... 아니 이걸 어케 알지..
Crypto
CipherText : @$$@@@$$@$$$$@@$@$$@@@$@@$$@@$@$@$$$@@$@@$$@@$$$@$$$@@$@@$$@@@@$@$$@@@$@@$$$@@$$@$$$$@$$@$$$@@@$@$$$@$@$@$$@$@@$@$$$@$@@@@$$@@$$@$@$$$$$@$$@@$$$@@$$@@@@@@$$@@@@@$$@@$@@@$@$$$$$@$$$@$$$@@$$@$@@@$$$@@$@@$$@$$@$@$$$@$@$@$$$@@@@@$@$$$$$@$$@$@@$@$$$@@$$@$$@$$$@@@$@@$$$@$$$@$@@@$@$$$$$@$$@$@@$@$$$@$@@@$$$$$@$
@ -> 0
$ -> 1
bin to ascii
morsecode.world/international/decoder/audio-decoder-adaptive.html
Morse Code Adaptive Audio Decoder | Morse Code World
Notes The decoder will analyse sound coming from the microphone or from an audio file. The spectrogram of the sound is shown in the main graph along with a pink region showing the frequency being analysed. If the volume in the chosen frequency is louder th
morsecode.world
Misc
Twitter Secret Messages - Steganography
Hide secret messages in your tweets (or any text) with steg-of-the-dump.js. Tweet i had a great day at the beach! #sunshine Hidden Message kidnapped by pirates Tweet to post Warning: Not all of Hidden Message stored in tweet. Add more text (e.g. spaces) to
holloway.nz
이런게 있넹
www.boxentriq.com/code-breaking/hexahue
Hexahue Alphabet - decoder, translator | Boxentriq
Tool to decrypt Hexahue code. Hexahue, and variants of it, are used occasionally in geocaching mystery caches, CTFs and logic puzzles. Look specifically for the color combinations to recognize it.
www.boxentriq.com
color code cryptography
이런게 있네
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